Speaker system



FIG. 1 is a front perspective view of a speaker system showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof, the left-side view being a mirror image;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof; and,

FIG. 6 is a rear elevational view thereof. 

The ornamental design for a speaker system, as shown and described. 